EP1433166B8 - Sprachextender und verfahren zum schätzen eines breitbandigen sprachsignals anhand eines schmalbandigen sprachsignals - Google Patents

Sprachextender und verfahren zum schätzen eines breitbandigen sprachsignals anhand eines schmalbandigen sprachsignals Download PDF

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Publication number
EP1433166B8
EP1433166B8 EP01978183A EP01978183A EP1433166B8 EP 1433166 B8 EP1433166 B8 EP 1433166B8 EP 01978183 A EP01978183 A EP 01978183A EP 01978183 A EP01978183 A EP 01978183A EP 1433166 B8 EP1433166 B8 EP 1433166B8
Authority
EP
European Patent Office
Prior art keywords
speech signal
speech
estimating
extender
broadband
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP01978183A
Other languages
English (en)
French (fr)
Other versions
EP1433166B1 (de
EP1433166A1 (de
Inventor
Stefano Ambrosius Klinke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Solutions and Networks GmbH and Co KG
Original Assignee
Nokia Siemens Networks GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Siemens Networks GmbH and Co KG filed Critical Nokia Siemens Networks GmbH and Co KG
Publication of EP1433166A1 publication Critical patent/EP1433166A1/de
Publication of EP1433166B1 publication Critical patent/EP1433166B1/de
Application granted granted Critical
Publication of EP1433166B8 publication Critical patent/EP1433166B8/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
EP01978183A 2001-09-28 2001-09-28 Sprachextender und verfahren zum schätzen eines breitbandigen sprachsignals anhand eines schmalbandigen sprachsignals Expired - Lifetime EP1433166B8 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2001/003729 WO2003036623A1 (de) 2001-09-28 2001-09-28 Sprachextender und verfahren zum schätzen eines breitbandigen sprachsignals anhand eines schmalbandigen sprachsignals

Publications (3)

Publication Number Publication Date
EP1433166A1 EP1433166A1 (de) 2004-06-30
EP1433166B1 EP1433166B1 (de) 2007-11-14
EP1433166B8 true EP1433166B8 (de) 2008-01-02

Family

ID=5648296

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01978183A Expired - Lifetime EP1433166B8 (de) 2001-09-28 2001-09-28 Sprachextender und verfahren zum schätzen eines breitbandigen sprachsignals anhand eines schmalbandigen sprachsignals

Country Status (5)

Country Link
US (1) US20040243400A1 (de)
EP (1) EP1433166B8 (de)
CN (1) CN100403401C (de)
DE (1) DE50113277D1 (de)
WO (1) WO2003036623A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004090870A1 (ja) * 2003-04-04 2004-10-21 Kabushiki Kaisha Toshiba 広帯域音声を符号化または復号化するための方法及び装置
US8818797B2 (en) * 2010-12-23 2014-08-26 Microsoft Corporation Dual-band speech encoding
KR102244612B1 (ko) 2014-04-21 2021-04-26 삼성전자주식회사 무선 통신 시스템에서 음성 데이터를 송신 및 수신하기 위한 장치 및 방법
US10847170B2 (en) 2015-06-18 2020-11-24 Qualcomm Incorporated Device and method for generating a high-band signal from non-linearly processed sub-ranges
US9837089B2 (en) * 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311877A (en) * 1979-12-19 1982-01-19 Kahn Leonard R Method and means for improving the reliability of systems that transmit relatively wideband signals over two or more relatively narrowband transmission circuits
US4330689A (en) * 1980-01-28 1982-05-18 The United States Of America As Represented By The Secretary Of The Navy Multirate digital voice communication processor
EP0474812B1 (de) * 1990-03-08 1995-09-20 Telefonaktiebolaget L M Ericsson System und verfahren zur dynamischen zuteilung von streifen leitweglenkungsnummern
JP2779886B2 (ja) * 1992-10-05 1998-07-23 日本電信電話株式会社 広帯域音声信号復元方法
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
EP0707763B1 (de) * 1993-07-07 2001-08-29 Picturetel Corporation Verringerung des hintergrundrauschens zur sprachverbesserung
US5668837A (en) * 1993-10-14 1997-09-16 Ericsson Inc. Dual-mode radio receiver for receiving narrowband and wideband signals
EP0732687B2 (de) * 1995-03-13 2005-10-12 Matsushita Electric Industrial Co., Ltd. Vorrichtung zur Erweiterung der Sprachbandbreite
US5706335A (en) * 1995-04-10 1998-01-06 Corporate Computer Systems Method and appartus for transmitting coded audio signals through a transmission channel with limited bandwidth
US5806025A (en) * 1996-08-07 1998-09-08 U S West, Inc. Method and system for adaptive filtering of speech signals using signal-to-noise ratio to choose subband filter bank
US5901145A (en) * 1997-02-28 1999-05-04 Telefonaktiebolaget L M Ericsson (Publ) Mobile station handoff between a spread spectrum communications system and a frequency division communications system
DE19804581C2 (de) * 1998-02-05 2000-08-17 Siemens Ag Verfahren und Funk-Kommunikationssystem zur Übertragung von Sprachinformation
EP0945852A1 (de) * 1998-03-25 1999-09-29 BRITISH TELECOMMUNICATIONS public limited company Sprachsynthese
GB2357682B (en) * 1999-12-23 2004-09-08 Motorola Ltd Audio circuit and method for wideband to narrowband transition in a communication device
US6704711B2 (en) * 2000-01-28 2004-03-09 Telefonaktiebolaget Lm Ericsson (Publ) System and method for modifying speech signals
CN1235192C (zh) * 2001-06-28 2006-01-04 皇家菲利浦电子有限公司 传输系统以及用于接收窄带音频信号的接收机和方法

Also Published As

Publication number Publication date
US20040243400A1 (en) 2004-12-02
EP1433166B1 (de) 2007-11-14
WO2003036623A1 (de) 2003-05-01
DE50113277D1 (de) 2007-12-27
CN100403401C (zh) 2008-07-16
EP1433166A1 (de) 2004-06-30
CN1630896A (zh) 2005-06-22

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